#include <stdio.h>

void fun1() {
    static int a;
    printf(" a = %d \n", a);
}
void fun2() {
    static int b = 10;
    b++;
    printf(" b = %d \n", b);
}

int main(int argc, char const *argv[])
{
    /* code */
    fun1();
    printf("==============\n");
    fun2();
    fun2();
    fun2();
    return 0;
}
